| Date | Location | PM2_5 | NO2 | O3 |
|---|---|---|---|---|
| 2020-01-01 | Site A | 12.3 | 20 | 15 |
| 2020/02/01 | Site B | fifteen | 30 | 20 |
| March 3, 2020 | Site C | 7.8 | 25 | twenty |
| NA | Site A | 9 | NA | 30 |
| 2020-04-01 | Site D | 10.2 | 40 | 35 |
| Sample_Date | Site_Name | pH | Turbidity | Lead_Concentration |
|---|---|---|---|---|
| 01-01-2020 | River X | 6.5 | 3.2 | 0.05 |
| 2020-02-01 | Lake Y | 7 | 2.8 | 0.07 |
| 03-03-2020 | River X | 7.5 | NA | 0.1 |
| 2020-Apr-04 | Lake Z | 7.2 | 3.5 | 0.04 |
| 2020-05-01 | River X | 8.1 | 300.0 | 0.030 ppm |